69 lines
4.8 KiB
HTML
69 lines
4.8 KiB
HTML
|
<?xml version="1.0" encoding="UTF-8"?>
|
||
|
|
<!DOCTYPE html
|
||
|
|
PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
|
||
|
|
<html lang="en-us" xml:lang="en-us">
|
||
|
|
<head>
|
||
|
|
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
|
||
|
|
<meta name="security" content="public" />
|
||
|
|
<meta name="Robots" content="index,follow" />
|
||
|
|
<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
|
||
|
|
<meta name="DC.Type" content="concept" />
|
||
|
|
<meta name="DC.Title" content="System communication jobs" />
|
||
|
|
<meta name="abstract" content="This topic contains a list of system communication jobs." />
|
||
|
|
<meta name="description" content="This topic contains a list of system communication jobs." />
|
||
|
|
<meta name="DC.Relation" scheme="URI" content="rzakssystemjobs.htm" />
|
||
|
|
<meta name="DC.Relation" scheme="URI" content="rzakssystemstartupjobs.htm" />
|
||
|
|
<meta name="DC.Relation" scheme="URI" content="rzakssystemarbiters.htm" />
|
||
|
|
<meta name="DC.Relation" scheme="URI" content="rzaksdatabasejobs.htm" />
|
||
|
|
<meta name="DC.Relation" scheme="URI" content="rzakssystemotherjob.htm" />
|
||
|
|
<meta name="copyright" content="(C) Copyright IBM Corporation 2004-2006" />
|
||
|
|
<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 2004-2006" />
|
||
|
|
<meta name="DC.Format" content="XHTML" />
|
||
|
|
<meta name="DC.Identifier" content="rzakssystemcommjob" />
|
||
|
|
<meta name="DC.Language" content="en-us" />
|
||
|
|
<!-- All rights reserved. Licensed Materials Property of IBM -->
|
||
|
|
<!-- US Government Users Restricted Rights -->
|
||
|
|
<!-- Use, duplication or disclosure restricted by -->
|
||
|
|
<!-- GSA ADP Schedule Contract with IBM Corp. -->
|
||
|
|
<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
|
||
|
|
<link rel="stylesheet" type="text/css" href="./ic.css" />
|
||
|
|
<title>System communication jobs</title>
|
||
|
|
</head>
|
||
|
|
<body id="rzakssystemcommjob"><a name="rzakssystemcommjob"><!-- --></a>
|
||
|
|
<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
|
||
|
|
<h1 class="topictitle1">System communication jobs</h1>
|
||
|
|
<div><p>This topic contains a list of system communication
|
||
|
|
jobs.</p>
|
||
|
|
<div class="p"><dl><dt class="dlterm">Qlus (logical unit services)</dt>
|
||
|
|
<dd>Qlus handles the event handling for logical unit devices, known as communication
|
||
|
|
devices. Qlus is also responsible for allocating devices to the correct communications
|
||
|
|
subsystem.</dd>
|
||
|
|
<dt class="dlterm">Qcmnarbxx (communication arbiters)</dt>
|
||
|
|
<dd>The communications arbiters with Qsysarb (system arbiter) and Qtaparb
|
||
|
|
(tape arbiter) process work for all types of devices, not just communication
|
||
|
|
devices. This work includes communications connection, disconnection, device
|
||
|
|
locking, and error recovery processing. At restart, the system value communication
|
||
|
|
arbiter jobs (QCMNARB) determines the number of communications arbiter jobs
|
||
|
|
that are started. A minimum of three communications arbiters are started on
|
||
|
|
single-processor systems.</dd>
|
||
|
|
<dt class="dlterm">Qsyscomm1 (system communications)</dt>
|
||
|
|
<dd>This job handles some communications and input/output (I/O) activity.</dd>
|
||
|
|
<dt class="dlterm">Q400filsvr (remote file system communication)</dt>
|
||
|
|
<dd>This job performs the common programming interface communications (APPN
|
||
|
|
or APPC) for these remote file systems.</dd>
|
||
|
|
</dl>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
<div>
|
||
|
|
<div class="familylinks">
|
||
|
|
<div class="parentlink"><strong>Parent topic:</strong> <a href="rzakssystemjobs.htm" title="System jobs are created by the operating system to control system resources and perform system functions. System jobs run when the iSeries server starts or when an independent disk pool is varied on. These jobs perform a variety of tasks from starting the operating system, to starting and ending subsystems, to scheduling jobs.">System jobs</a></div>
|
||
|
|
</div>
|
||
|
|
<div class="relconcepts"><strong>Related concepts</strong><br />
|
||
|
|
<div><a href="rzakssystemstartupjobs.htm" title="Startup jobs are system jobs that run at IPL. They handle the tasks that get the operating system environment up and ready for work. The following is a list of the various system startup jobs.">System startup jobs</a></div>
|
||
|
|
<div><a href="rzakssystemarbiters.htm" title="The system arbiters (QSYSARB and QSYSARB2 through QSYSARB5), started by an SCPF system job, provide the environment for the running of high-priority functions. They allow subsystems to start and end and keep track of the state of the system (for example, a restricted state).">System arbiters</a></div>
|
||
|
|
<div><a href="rzaksdatabasejobs.htm" title="The following is a list of database jobs.">Database jobs</a></div>
|
||
|
|
<div><a href="rzakssystemotherjob.htm" title="This article contains is a list of other kinds of system jobs.">Other system jobs</a></div>
|
||
|
|
</div>
|
||
|
|
</div>
|
||
|
|
</body>
|
||
|
|
</html>
|